diff options
Diffstat (limited to 'drivers/tty')
| -rw-r--r-- | drivers/tty/serial/serial_core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c index 70bf2bec875c..be74d30cfa9e 100644 --- a/drivers/tty/serial/serial_core.c +++ b/drivers/tty/serial/serial_core.c @@ -775,6 +775,9 @@ static int uart_get_info(struct tty_port *port, struct serial_struct *retinfo) struct uart_port *uport; int ret = -ENODEV; + /* Initialize structure in case we error out later to prevent any stack info leakage. */ + *retinfo = (struct serial_struct){}; + /* * Ensure the state we copy is consistent and no hardware changes * occur as we go |